Ex-Deutsche Trader Wins Case Against Extradition to South Korea

A London court refused South Korea’s request to extradite a former Deutsche Bank AG trader over an alleged 2010 incident of market manipulation said to have caused the country’s Kospi index to lose over $20 billion in value in minutes.

The request for Derek Ong’s surrender is politically motivated, incompatible with his rights against torture and the delay of more than a decade since the incident is “oppressive,” a London judge ruled on Tuesday. Ong was arrested in June 2021 following Korea’s extradition request but has remained on bail with conditions.

Ong’s lawyer has refuted allegations of any criminality and ...